Contact us


Get in touch to receive high-quality environmental testing carried out around the clock. 
Ship your testing samples to our nationally accredited laboratory or call us to organize a pick-up.

General inquiries

O'Hare location: (800) 246-0663
509 North 3rd Avenue, Des Plaines, IL 60016
Hours of operation: Daily 8AM CST - 6PM CST 
    Chicago location: (312) 733-0551
2242 W. Harrison St., Suite 200, Chicago, IL 60612
Hours of operation: Daily 7AM CST - 7PM CST

Ship your samples

O'Hare location:
509 N. 3rd Ave. Des Plaines, IL 60016

Chicago facility:
2242 W. Harrison. Suite 200. Chicago, IL 60612

Reach out today


Unlock new opportunities
with trusted environmental

Keep your projects running smoothly and maintain your commitment to environmental responsibility with Sterling Labs. Partner with us today to receive and deliver exceptional service.